The20thcongressional district ofOhio was created after the 1840census. It was eliminated in the redistricting following the 1990 census, and redistricted and renumbered as the10th district.

In its last decade, the district consisted of centralCuyahoga county.

Member	Party	Year(s)	Cong ress	Electoral history
District established March 4, 1843
Joshua Reed Giddings (Jefferson)	Whig	March 4, 1843 – March 3, 1849	28th 29th 30th 31st 32nd 33rd 34th 35th	Redistricted from the16th district andre-elected in 1843. Re-elected in 1844. Re-elected in 1846. Re-elected in 1848. Re-elected in 1850. Re-elected in 1852. Re-elected in 1854. Re-elected in 1856. Lost renomination.
	Free Soil	March 4, 1849 – March 3, 1855
	Opposition	March 4, 1855 – March 3, 1857
	Republican	March 4, 1857 – March 3, 1859
John Hutchins (Warren)	Republican	March 4, 1859 – March 3, 1863	36th 37th	Elected in 1858. Re-elected in 1860. Retired.
District dissolved March 3, 1863
District re-established March 3, 1873
Richard C. Parsons (Cleveland)	Republican	March 4, 1873 – March 3, 1875	43rd	Elected in 1872. [data missing]
Henry B. Payne (Cleveland)	Democratic	March 4, 1875 – March 3, 1877	44th	Elected in 1874. [data missing]
Amos Townsend (Cleveland)	Republican	March 4, 1877 – March 3, 1883	45th 46th 47th	Elected in 1876. Re-elected in 1878. Re-elected in 1880. [data missing]
David R. Paige (Akron)	Democratic	March 4, 1883 – March 3, 1885	48th	Elected in 1882. [data missing]
William McKinley (Canton)	Republican	March 4, 1885 – March 3, 1887	49th	Elected in 1884. Redistricted to the18th district.
George W. Crouse (Akron)	Republican	March 4, 1887 – March 3, 1889	50th	Elected in 1886. Retired.
Martin L. Smyser (Wooster)	Republican	March 4, 1889 – March 3, 1891	51st	Elected in 1888. Lost renomination.
Vincent A. Taylor (Bedford)	Republican	March 4, 1891 – March 3, 1893	52nd	Elected in 1890. Retired.
William J. White (Cleveland)	Republican	March 4, 1893 – March 3, 1895	53rd	Elected in 1892. Retired.
Clifton B. Beach (Cleveland)	Republican	March 4, 1895 – March 3, 1899	54th 55th	Elected in 1894. Re-elected in 1896. [data missing]
Fremont O. Phillips (Medina)	Republican	March 4, 1899 – March 3, 1901	56th	Elected in 1898. [data missing]
Jacob A. Beidler (Willoughby)	Republican	March 4, 1901 – March 3, 1907	57th 58th 59th	Elected in 1900. Re-elected in 1902. Re-elected in 1904. [data missing]
L. Paul Howland (Cleveland)	Republican	March 4, 1907 – March 3, 1913	60th 61st 62nd	Elected in 1906. Re-elected in 1908. Re-elected in 1910. [data missing]
William Gordon (Cleveland)	Democratic	March 4, 1913 – March 3, 1919	63rd 64th 65th	Elected in 1912. Re-elected in 1914. Re-elected in 1916. Lost renomination.
Charles A. Mooney (Cleveland)	Democratic	March 4, 1919 – March 3, 1921	66th	Elected in 1918. Lost re-election.
Miner G. Norton (Cleveland)	Republican	March 4, 1921 – March 3, 1923	67th	Elected in 1920. Lost re-election.
Charles A. Mooney (Cleveland)	Democratic	March 4, 1923 – May 29, 1931	68th 69th 70th 71st 72nd	Elected in 1922. Re-elected in 1924. Re-elected in 1926. Re-elected in 1928. Re-elected in 1930. Died.
Vacant		May 29, 1931 – November 3, 1931	72nd
Martin L. Sweeney (Cleveland)	Democratic	November 3, 1931 – January 3, 1943	72nd 73rd 74th 75th 76th 77th	Elected to finish Mooney's term. Re-elected in 1932. Re-elected in 1934. Re-elected in 1936. Re-elected in 1938. Re-elected in 1940. Lost renomination.
Michael A. Feighan (Cleveland)	Democratic	January 3, 1943 – January 3, 1971	78th 79th 80th 81st 82nd 83rd 84th 85th 86th 87th 88th 89th 90th 91st	Elected in 1942. Re-elected in 1944. Re-elected in 1946. Re-elected in 1948. Re-elected in 1950. Re-elected in 1952. Re-elected in 1954. Re-elected in 1956. Re-elected in 1958. Re-elected in 1960. Re-elected in 1962. Re-elected in 1964. Re-elected in 1966. Re-elected in 1968. Lost renomination.
James V. Stanton (Cleveland)	Democratic	January 3, 1971 – January 3, 1977	92nd 93rd 94th	Elected in 1970. Re-elected in 1972. Re-elected in 1974. Retired torun for U.S. Senator.
Mary Rose Oakar (Cleveland)	Democratic	January 3, 1977 – January 3, 1993	95th 96th 97th 98th 99th 100th 101st 102nd	Elected in 1976. Re-elected in 1978. Re-elected in 1980. Re-elected in 1982. Re-elected in 1984. Re-elected in 1986. Re-elected in 1988. Re-elected in 1990. Redistricted to the11th district and lost re-election.
District dissolved January 3, 1993

The following chart shows historic election results.Bold type indicates victor.Italic type indicates incumbent.

• Martis, Kenneth C. (1989).The Historical Atlas of Political Parties in the United States Congress. New York: Macmillan Publishing Company.
• Martis, Kenneth C. (1982).The Historical Atlas of United States Congressional Districts. New York: Macmillan Publishing Company.
• Congressional Biographical Directory of the United States 1774–present

• [1], Sherrod Brown, Secretary of State

41°25′N81°40′W / 41.417°N 81.667°W /41.417; -81.667

• Congressional districts of Ohio
• Former congressional districts of the United States
• Constituencies established in 1843
• 1843 establishments in Ohio
• Constituencies disestablished in 1993
• 1993 disestablishments in Ohio

• Pages using gadget WikiMiniAtlas
• Articles with short description
• Short description matches Wikidata
• Use mdy dates from August 2023
• All articles with lists with data missing
• Data missing from February 2020
• Coordinates on Wikidata